Requirement $2$:

Revise the data in your worksheet to reflect the results for the subsequent period as shown below:

$\backslash$table$[[,$A$,,$B$,$C$,,$D$,$E$],[1,$Chapter $9$: Applying Excel,$,,,,,],[2],[3,$Data,,,,,,$],[4,$Revenue,,,,$$,16\mathrm{.}50,$q$],[5,$Cost of ingredients,,,,$$,6\mathrm{.}25,q$

$1.$ check your worksheet by changing the revenue in cell D$4$ to $16\mathrm{.}00$; the cost of ingredients in cell D$5$ to $$6\mathrm{.}50$; and the wages and salaries in cell B$6$ to $$10,000.$ The activity variance for net operating income should now be $$850$ U and the spending variance for total expenses shokld be $$410$ U$.$